<script setup lang="ts">
import { getConsultOrderPre, createConsultOrder, getConsultOrderPayurl } from '@/services/consult'
import { getPatientDetail } from '@/services/user'
import { useConsultStore } from '@/stores'
import type { ConsultOrderPreData } from '@/types/consult'
import type { Patient } from '@/types/user'
import { showConfirmDialog, showDialog, showLoadingToast, showToast } from 'vant'
import { onMounted, ref } from 'vue'
import { useRouter, onBeforeRouteLeave } from 'vue-router'

const store = useConsultStore()
/* 获取订单相关信息 */
const payInfo = ref<ConsultOrderPreData>()
const loadData = async () => {
    const res = await getConsultOrderPre({
        type: store.consult.type,
        illnessType: store.consult.illnessType
    })
    payInfo.value = res.data
    console.log(res)
    // 设置默认优惠劵
    store.setCoupon(payInfo.value.couponId)
}

/* 获取患者相关信息 */
const patient = ref<Patient>()
const loadPatient = async () => {
    if (!store.consult.patientId) return
    const res = await getPatientDetail(store.consult.patientId)
    patient.value = res.data
}

onMounted(() => {
  // 防止在当前页面刷新，问诊记录已经清空，组件初始化需要校验
  if (
    !store.consult.type ||
    !store.consult.illnessType ||
    !store.consult.depId ||
    !store.consult.patientId
  ) {
    return showDialog({
      title: '温馨提示',
      message: '问诊信息不完整请重新填写，如有未支付的问诊订单可在问诊记录中继续支付',
      closeOnPopstate: false,
      theme: 'round-button',
      confirmButtonColor: 'var(--cp-primary)'
    })
      .then(() => {
        router.push('/')
      })
  }
    loadData()
    loadPatient()
})

/* 生成订单，展示支付方式抽屉 */
const agree = ref(false)
const show = ref(false)
const paymentMethod = ref<0 | 1>()
const loading = ref(false)
const orderId = ref('')

// 点击支付
const openSheet = async () => {
  // 判断是否勾选支付协议
  if (!agree.value) return showToast('请勾选用户支付协议')

  // 生成订单
  loading.value = true
  const res = await createConsultOrder(store.consult)
  orderId.value = res.data.id
  loading.value = false
  store.clear()

  // 展示页面
  show.value = true
}

/* 进行支付 */
// 1. 隐藏抽屉的关闭按钮
// 2. 再关闭抽屉的时候，确认框提示，仍要关闭 问诊记录 继续支付 关闭确认框
// 3. 如果已经生成订单了回退的时候拦截
// 4. 生成支付地址然后跳转：调后台的接口
// 5. 刷新页面的时候，判断是否问诊记录是否存在，不存在就alert提示，确认之后回到首页
const router = useRouter()
const onClose = () => {
  return showConfirmDialog({
    title: '关闭支付',
    message: '取消支付将无法获得医生回复，医生接诊名额有限，是否确认关闭?',
    cancelButtonText: '仍要关闭',
    confirmButtonText: '继续支付',
    confirmButtonColor: 'var(--cp-primary)'
  })
    .then(() => {
      return false
    })
    .catch(() => {
      // 防止有orderId后，onBeforeRouterLeave 会拦截跳转
      orderId.value = ''
      router.push('/user/consult')
      return true
    })
}

onBeforeRouteLeave(() => {
  if (orderId.value) return false
})

/* 跳转支付 */
const pay = async () => {
  // 判断是否勾选支付方式
  if (paymentMethod.value === undefined) return showToast('请选择支付方式')
  showLoadingToast('跳转支付')
  const res = await getConsultOrderPayurl({
    orderId: orderId.value,
    paymentMethod: paymentMethod.value,
    payCallback: 'http://127.0.0.1:5173/room'
  })
  window.location.href = res.data.payUrl
}
</script>

<template>
  <div class="consult-pay-page" v-if="payInfo">
    <cp-nav-bar title="支付" />
    <div class="pay-info">
      <p class="tit">图文问诊 {{ payInfo?.payment }} 元</p>
      <img class="img" src="@/assets/avatar-doctor.svg" />
      <p class="desc">
        <span>极速问诊</span>
        <span>自动分配医生</span>
      </p>
    </div>
    <van-cell-group>
      <van-cell title="优惠券" :value="`-¥${payInfo.couponDeduction}`" />
      <van-cell title="积分抵扣" :value="`-¥${payInfo.pointDeduction}`" />
      <van-cell title="实付款" :value="`-¥${payInfo.actualPayment}`" class="pay-price" />
    </van-cell-group>
    <div class="pay-space"></div>
    <van-cell-group>
      <van-cell title="患者信息" :value="`${patient?.name} | ${patient?.genderValue} | ${patient?.age}岁`"></van-cell>
      <van-cell title="病情描述" :label="store.consult.illnessDesc"></van-cell>
    </van-cell-group>
    <div class="pay-schema">
      <van-checkbox v-model="agree">我已同意 <span class="text">支付协议</span></van-checkbox>
    </div>

    <van-submit-bar :loading="loading" button-type="primary" :price="payInfo.actualPayment * 100" button-text="立即支付" text-align="left" @click="openSheet"/>
    <!-- 支付方式的抽屉 -->
    <cp-pay-sheet
      :actual-payment="payInfo.actualPayment"
      :order-id="orderId"
      v-model:show="show"
      :onClose="onClose"
      pay-callback="http://127.0.0.1:5173/room"
    ></cp-pay-sheet>
  </div>
  <div class="consult-pay-page" v-else>
    <van-skeleton title :row="4"></van-skeleton>
    <van-skeleton title :row="5"></van-skeleton>
    <van-skeleton title :row="3"></van-skeleton>
  </div>
</template>

<style lang="scss" scoped>
.consult-pay-page {
  padding: 46px 0 50px 0;
}

.pay-info {
  display: flex;
  padding: 15px;
  flex-wrap: wrap;
  align-items: center;
  .tit {
    width: 100%;
    font-size: 16px;
    margin-bottom: 10px;
  }
  .img {
    margin-right: 10px;
    width: 38px;
    height: 38px;
    border-radius: 4px;
    overflow: hidden;
  }
  .desc {
    flex: 1;
    > span {
      display: block;
      color: var(--cp-tag);
      &:first-child {
        font-size: 16px;
        color: var(--cp-text2);
      }
    }
  }
}
.pay-price {
  ::v-deep() {
    .vam-cell__title {
      font-size: 16px;
    }
    .van-cell__value {
      font-size: 16px;
      color: var(--cp-price);
    }
  }
}
.pay-space {
  height: 12px;
  background-color: var(--cp-bg);
}

.pay-schema {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  .text {
    color: var(--cp-primary);
  }
}

::v-deep() {
  .van-submit-bar__button {
    font-weight: normal;
    width: 160px;
  }
}

.pay-type {
  .amount {
    padding: 20px;
    text-align: center;
    font-size: 16px;
    font-weight: bold;
  }
  .btn {
    padding: 15px;
  }
  .van-cell {
    align-items: center;
    :deep(.cp-icon) {
      margin-right: 10px;
      font-size: 18px;
      vertical-align: middle;
    }
    .van-checkbox :deep(.van-checkbox__icon) {
      font-size: 16px;
    }
  }
}

</style>
